Home / 122,449,466.51-168,980,231.70-67,445,323.01

Finding the Fourth Proportional to 122,449,466.51, 168,980,231.70 and 67,445,323.01

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Solution

The fourth proportional to 122,449,466.51, 168,980,231.70 and 67,445,323.01 is: 93,074,528.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,449,466.51 : 168,980,231.70 = 67,445,323.01 : x
  2. Step 2: Convert to fraction form
    122,449,466.51/168,980,231.70 = 67,445,323.01/x
  3. Step 3: Cross multiply
    122,449,466.51x = 168,980,231.70 × 67,445,323.01
  4. Step 4: Simplify right side
    122,449,466.51x = 11,396,926,309,099,916
  5. Step 5: Solve for x
    x = 11,396,926,309,099,916/122,449,466.51
  6. Step 6: Final answer
    x = 93,074,528.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.